Fixed typos Mom found in the appenidicies + switched cantilver-calib to cref

Fixed typos Mom found in the appenidicies + switched cantilver-calib to cref

Use - instead of _ in labels (I think it looks nicer :).

Note that using multiple references in \cref in appendicies
  \cref{eq:res-thm,eq:res-simple}
breaks with cleveref v0.14.2 (but works with v0.15.3).  The errors were:
  ! Missing number, treated as zero.
  <to be read again>
                     {
  l.94 Applying \cref{eq:res_thm,eq:res_simple}
Caused by \@results like
  {2147483647}\@result
rather than the newer
  2147483647,\@result